GAMERA
Height: 70 meters
Weight: 120 metric tons
Design: Gamera 3: Revenge of Iris design
Origin: A guardian monster genetically engineered by the ancient civilization of Atlantis.
GARASHARP
Height: 100 meters
Weight: 200 metric tons
Origin: A species of giant subterranean snakes that attacked Atlantis in the ancient past.
GYAOS
Height: 10 meters (Super): 80 meters (Hyper): 85 meters
Wingspan: 15 meters (Super): 172 meters (Hyper): 190 meters
Weight: 25 metric tons (Super): 75 metric tons (Hyper): 500 metric tons
Design: Showa design for Super Gyaos, heisei for the other forms
Origin: A Bat-like genetically engineered species created by the atlanteans from the DNA of the Reapers.
GAMMERA
Height: 75 meters
Weight: 120 metric tons
Design: Gamera vs Jiger Gamera
Origin: Another of the giant turtles created by the atlanteans, who became the mate of Gamera.
BARUGON
Length: 75 meters
Weight: 70 metric tons
Origin: The first attempt at creating life by the atlanteans, cast out later and menacing New Guinea.
VIRAS
Length: 96 meters
Weight: 120 metric tons
Origin: the combined form of a race of Squid-like aliens.
SPACE GYAOS
Height: 80 meters
Wingspan: 175 meters
Weight: 75 metric tons
Origin: A species of kaiju created by the Bio-Mecha that was the basis of the Gyaos.
GUIRON
Height: 85 meters
Weight: 110 metric tons
Origin: A bioengineered guard dog kaiju created by the people of Terra to defend against the Space Gyaos, although it didn't do a good job.
JIGER
Height: 55 meters
Length: 80 meters
Weight: 200 metric tons
Origin: A prototype guardian created by the atlanteans to stop Gyaos, but who ended up going rogue as well and being sealed away.
ZIGRA
Height: 90 meters
Weight: 80 metric tons
Origin: A biological weapon from the planet Broomark who developed free will and stole a spaceship, intending to use mankind as a food source after being driven away from his old world.
LEGION
Height: 3 meters (soldier) 130 meters (Mother)
Weight: 300 Kilograms (soldier) 60,000 metric tons (Mother)
Origin: Silicon based lifeforms from another galaxy come to terraform earth.
MORPHOS
Height: 45 meters (Base form)
Weight: 100 metric tons (Base form)
Origin: A shapeshifting creature created by biologist Greta Karbone as the leader of her legion of super monsters.
IRIS
Height: 100 meters (4th form)
Length: 1 meter (First form) 2.5 meters (second form)
Wingspan: 200 meters (third form)
Weight: 50 kilograms (first form) 300 kilograms (second form) 200 tons (third form)
Origin: A Gyaos mutation discovered by a survivor of Gamera's battle with Super Gyaos in 1995.
NEO GYAOS
Height: 100 meters
Weight: 200 metric tons
Origin: A two headed more powerful version of the Hyper Gyaos, created as the Bio-Mecha's ultimate weapon.
ZEDUS
Height: 35 meters (Shima) 50 meters (nagoya)
Length: 95 meters (Shima) 150 meters (Nagoya)
Weight: 50 metric tons (Shima) 90 metric tons (Nagoya)
Origin: An undiscovered species of semi aquatic lizard that grew into a kaiju thanks to feeding on the corpses of the flock of Gyaos killed in 1973 by Gammera.
TOTO
Height: 8 centimeters (day old) 1 meter (older) 8 meters (Shima) 35 meters (Nagoya)
Weight: 60 metric tons
Origin: The son of the last two Gameras, who was raised by a young boy named Toru.